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JPL Small-Body Database Browser
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52408 (1993 TJ34)
Classification: Main-belt Asteroid          SPK-ID: 2052408
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2027383238136645 4.7289e-08  
a 2.61813297205489 1.2488e-08 au
q 2.087337081779193 1.2589e-07 au
i 4.644720133770407 5.3974e-06 deg
node 151.4151633553557 4.8501e-05 deg
peri 349.2700533383074 5.0213e-05 deg
M 9.763651407272935 1.0697e-05 deg
tp 2458958.534177284600
(2020-Apr-19.03417728)
4.5949e-05 TDB
period 1547.340799804683
4.24
1.1071e-05
3.031e-08
d
yr
n .2326572142642667 1.6646e-09 deg/d
Q 3.148928862330585 1.502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1120  
   data-arc span      9696 days (26.55 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51848  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:22:07  

Additional Information
 Earth MOID = 1.10053 au 
 Jupiter MOID = 1.87776 au 
 T_jup = 3.372 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456569.5 (2013-Oct-04.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2026632538472284 4.7509e-08  
q 2.087911861935436 1.2659e-07 au
tp 2455864.919986464858
(2011-Oct-30.41998647)
4.9269e-05 TDB
node 151.4334092254594 4.8492e-05 deg
peri 349.4875328952902 5.0185e-05 deg
i 4.644498103590196 5.3978e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1120  
   data-arc span      9696 days (26.55 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51848  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:22:07  

Additional Information
 Jupiter MOID = 1.87776 au 
 T_jup = 3.372 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.257078513145961E-15 -5.995814466029939E-15 1.087446257548919E-12 -3.524335342226507E-15 3.183903720075291E-13 -1.90453283330623E-15
q -5.995814466029939E-15 1.60238601106345E-14 -3.035878337983053E-12 7.558733572461684E-15 -8.700424578745372E-13 5.022738796639397E-15
tp 1.087446257548919E-12 -3.035878337983053E-12 2.427432858076278E-9 3.954903349602594E-12 6.441102201312163E-10 -4.252082287436599E-13
node -3.524335342226507E-15 7.558733572461684E-15 3.954903349602594E-12 2.351452529043672E-9 -2.342565934827675E-9 6.544925961502341E-11
peri 3.183903720075291E-13 -8.700424578745372E-13 6.441102201312163E-10 -2.342565934827675E-9 2.51853553033482E-9 -6.536374720885565E-11
i -1.90453283330623E-15 5.022738796639397E-15 -4.252082287436599E-13 6.544925961502341E-11 -6.536374720885565E-11 2.913602123483514E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO351204  

52408 (1993 TJ34)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1950-Jun-04 23:52 00:01 Jupiter 1.88228206170947 1.88228164684106 1.88228247657756 1.76417733922203 1.48738911254208 2433437.494117490 1.22046391364629 108.105356562668 63.5153207989099 84.0393665177202 1645151.78136241 T 24 CATAB v2.0f-lin.ifort 2020-May-20 10:22:25 2020-May-20 10:22
2009-Nov-08 13:43 < 00:01 Jupiter 1.87608179988023 1.87608140126895 1.87608219849131 1.78221483621231 1.50775330085182 2455144.071185263 0.204149855637321 79.6416238063583 55.9323767630565 60.0378510863306 1605971.10982493 T 24 CATAB v2.0f-lin.ifort 2020-May-20 10:22:25 2020-May-20 10:22
2069-Apr-14 00:05 00:01 Jupiter 1.87248662237177 1.87248620839742 1.8724870363459 1.80405483585892 1.5329417605455 2476850.503773263 1.11746617052967 110.664063026883 62.6212902883099 -89.3548096673771 1561180.46831046 T 24 CATAB v2.0f-lin.ifort 2020-May-20 10:22:25 2020-May-20 10:22
2128-Sep-18 03:52 00:02 Jupiter 1.87121099220662 1.87121054810265 1.87121143631123 1.82846199064259 1.56139459873415 2498556.661379644 2.28433356364631 192.505839029721 60.3521131366928 -83.5977303455503 1541311.04786243 T 24 CATAB v2.0f-lin.ifort 2020-May-20 10:22:25 2020-May-20 10:22
2188-Feb-23 17:13 00:03 Jupiter 1.87270013524147 1.87269954993514 1.87270072055493 1.85758214617487 1.59562250188397 2520264.217185448 3.4777393339885 288.290896475623 56.1283013927093 -83.5929065273757 1535859.25326415 T 24 CATAB v2.0f-lin.ifort 2020-May-20 10:22:25 2020-May-20 10:22

Alternate Designations
 1993 TJ34 = 1999 AV21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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